.main{

}
.borderWrap{
    margin-top: 50px;
}
form{
    width: 700px;
    height:1050px;
    margin: 50px auto;
}
td{
    width: 200px;
    height: 50px;
}
.td2{
    width: 300px;
    height: 50px;
    text-align: center;
}
.t1{
    text-align: right;
}
.t3{
    text-align: left;
}
.td2 input[type='text']{
    width: 250px;
    height: 30px;
    border-radius: 10px 10px;
}
#b1{
    margin-top: 20px;
    text-align: center;
}
#b1 input{
    width: 100px;
    height: 30px;
    background: orangered;
    border-radius: 10px;
    color: white;
    margin-left: 20px;
}
#b1 input:hover{
    background: sandybrown;
    color: gainsboro;
}
#yzm{
    color: sandybrown;
    background: dimgray;
    border-radius: 10px;
    width: 100px;
    height: 30px;
}
.option{
    border: 2px solid black;
    margin-left: 25px;
    width: 250px;
    height: 30px;
    background: greenyellow;
    border-radius: 10px 10px;
}
.option select{
    /*清除select的边框样式*/
    border: none;
    /*清除select聚焦时候的边框颜色*/
    /*outline: none;*/
    /*将select的宽高等于div的宽高*/
    width: 100%;
    height: 30px;
    border-radius: 10px 10px;
    line-height: 30px;
    /*隐藏select的下拉图标*/
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    /*通过padding-left的值让文字居中*/
    padding-left: 100px;
    font-size: 16px;
    color: darkslategray;
}
#target{
    margin-left: 25px;
    width: 250px;
    height: 30px;

}
#target select{

    width: 30%;
    height: 30px;
    border-radius: 10px 10px;
}
